The chill of dawn makes metal brittle, and a garage door spring snapping can echo across the driveway like a gunshot

https://garagerepair418.bearsfanteamshop.com/broken-spring-replacement-safety-rules-for-a-cold-morning-garage-door-failure

The chill of dawn makes metal brittle, and a garage door spring snapping can echo across the driveway like a gunshot, startling everyone inside the house.